import java.util.Random;

public class MethodDemo04 {
    public static void main(String[] args) {
        Random random = new Random();
        random.nextInt(10);
    }

    //个人信息
    public static String getProfile() {
//        System.out.println("名字叫老王，年龄33岁，体重150斤");
        return "名字叫老王，年龄33岁，体重150斤";
    }

    public static int get_num() {
        return 10;
    }

    public static boolean get_bool() {
        return true;
    }

    public static void show() {
        System.out.println("哈哈");
    }

}
